My boardshop gave me this helmet for free. Not having buds in your ears makes all the difference. Having a helmet with tunes is like investing in a surround system for your head.
CAPIX PAT MILBERY SKULLCANDY AUDIO HELMET - BLACK
If your against the helmet then I'd recommend the skullcandy titans. They come with sound contol right on the cord so you dont have to reach into your jacket to stop your music. Always a bonus. Skullcandy TiTan headphones - In-ear ear-bud, Binaural - Copper